Home › CBSE Class 11 (Commerce) › Mathematics › Binomial Theorem › Adding every number in the fifth-index row of Pa…
Adding every number in the fifth-index row of Pascal's triangle gives
A25
B64
C32
D16
Answer & Solution
Correct answer: C. 32
Each row for index n sums to 2^n, and 2^5 = 32.
Related questions
The coefficient of the term containing the 5th power of x in (1 + x)^9 equals which value?What is the value of 8C3, the number of ways of choosing 3 items from 8?What is the middle term in the expansion of (x + y)^4?Which 13th century mathematician knew small binomial expansions, crediting Jia Xian?Which Persian poet and mathematician was probably familiar with the binomial formula for hWhat is the sum of all the binomial coefficients in the expansion of (1 + x)^7?Whose cube root method from 510 AD hints at the exponent 3 formula?The expansion of (x + y) raised to a nonnegative integer power n has how many terms?